Everything You Need to Know about Narcissists, Psychopaths, and Abuse - click on this link: http://www.narcissistic-abuse.com/faq1.html
Some women - single & married - use male attention to regulate their sense of self-worth (self confidence & self esteem). When low, these "attention whores" become flirtatious, seductive, cocktease, & trade sex for even the most inconsequential signs of attention: a chat, a compliment, small gifts, flowers, or a meal. Even if the attention they get is vulgar & demeaning - being groped & fondled in public or the targets of lewd, loud, explicit "compliments" - they still prefer it to being ignored. "Bad or the wrong kind of attention is better than no attention." Male attention serves a few functions.
(From the book "Malignant Self-love: Narcissism Revisited" by Sam Vaknin - Click on this link to purchase the print book, or 16 e-books, or 3 DVDs with 16 hours of video lectures on narcissists, psychopaths, and abuse in relationships: http://www.narcissistic-abuse.com/thebook.html)